<?php

<weak_warning descr="[EA] '[...] = ...' can be used here.">list</weak_warning> ($a, $b) = [0, 1];

$source = [[0, 1]];
foreach ($source as <weak_warning descr="[EA] 'foreach (... as [...])' can be used here.">list</weak_warning> ($c, $d)) {
    echo $c, $d;
}